[PATCH] splice: add support for sys_tee()

[linux-2.6-block.git] / fs / pipe.c

diff --git a/fs/pipe.c b/fs/pipe.c
index e984beb93a0ea88c436037f6e17c0edfbad37d54..7fefb10db8d9d6ad2a187d3c352cd0557beb30f5 100644 (file)
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -131,12 +131,19 @@ static int anon_pipe_buf_steal(struct pipe_inode_info *pipe,
        return 0;
 }
 
+static void anon_pipe_buf_get(struct pipe_inode_info *info,
+                             struct pipe_buffer *buf)
+{
+       page_cache_get(buf->page);
+}
+
 static struct pipe_buf_operations anon_pipe_buf_ops = {
        .can_merge = 1,
        .map = anon_pipe_buf_map,
        .unmap = anon_pipe_buf_unmap,
        .release = anon_pipe_buf_release,
        .steal = anon_pipe_buf_steal,
+       .get = anon_pipe_buf_get,
 };
 
 static ssize_t